Showing papers in "Journal of Electroanalytical Chemistry in 2017"

TL;DR: The electrocoagulation (EC) process is an electrochemical means of introducing coagulants and removing suspended solids, colloidal material, and metals, as well as other dissolved solids from water and wastewaters as discussed by the authors.

TL;DR: This paper showed that the surface redox peaks usually attributed to DET to GOx actually arise from flavin, and possibly catalase, impurities present in the as supplied commercial enzyme that are adsorbed at the electrode surface.

TL;DR: In this paper, the inhibition effect of 5-amino 1,3,4-thiadiazole-2-thiol (5-ATT) on the corrosion of mild steel in 1-M HCl solution at 303 K was studied.

TL;DR: In this paper, a sensor based on glassy carbon electrode (GCE) modified within reduced graphene oxide (RGO) and carbon black (CB) in a chitosan film (CTS) was presented.

TL;DR: The results suggest that on IrOx, oxygen evolution is not suppressed or influenced by the presence of Cl− or by the chlorine evolution reaction taking place simultaneously on the surface, and the selectivity towards chlorine evolution (eCER) rapidly approaches 100% as [Cl−] increases from 0 to 100 mM.

TL;DR: In this article, a composite of Cu-based MOF-199 and graphene oxide (GO) was prepared by the solvothermal method and used as the modified material to fabricate an electrochemical sensor for the determination of catechol (CT) and hydroquinone (HQ).

TL;DR: In this article, the compositional and structural details of α-MnMoO4 phase were confirmed using X-ray diffraction (XRD analysis), confocal Raman spectroscopy and Fourier transform infrared spectrography.

TL;DR: In this article, a carbon paste electrode modified with biochar activated with nitric acid was used for spontaneous preconcentration of Methyl Parathion and for further quantitative determination in drinking water.

TL;DR: In this article, a corrosion inhibitor for mild steel in 1M HCl solution by weight loss, polarization, electrochemical impedance spectroscopy (EIS), scanning electron microscopy (SEM) and UV visible spectrography (VVS) was studied.

TL;DR: In this article, a facile hydrothermal synthesis of hierarchical coral-like ZnCo2O4 nanostructures comprised of necklace type nanowires without the use of surfactants was reported.

TL;DR: In this paper, a simple wet chemical synthesis of iron oxide (Fe3O4) nanoparticles (NPs) capped with terephthalic acid (TA) and their application for the individual detection of Hg(II), Pb(II) and Cd(II).

TL;DR: In this paper, the determination of dopamine (DA) and acetaminophen (AC) using activated graphene-Nafion modified glassy carbon electrode (AG-NA/GCE) was reported.

TL;DR: In this article, a glassy carbon electrode (GCE) modified with Ag nanoparticles (AgNPs), graphene oxide (GO) and poly( l -arginine) (P(Arg)) was prepared to determine ascorbic acid (AA), dopamine (DA), uric acid(UA) and l -tryptophan (L-Trp) levels simultaneously via differential pulse voltammetry.

TL;DR: In this article, an electrochemical oxidation (EO) process with Ti/RuO 2 anodes was applied to treat phenolic wastewaters, which achieved 100% of TPh removal and 17.2% of COD removal.

TL;DR: In this article, a two-step synthesis of MoSe2/MWCNTs (MSMC) hybrid thin films has been performed by simple and cost effective 'dip and dry' followed by chemical bath deposition (CBD) method.

TL;DR: In this paper, a hierarchical and hybrid nanocomposite of reduced graphene oxide/zeolitic imidazolate framework-8 (RGO/ZIF-8) has been successfully fabricated by the RGO as template for the in situ growth of ZIF.

TL;DR: In this article, a new electrochemical sensor has been developed based on the reduced graphene oxide (RGO)/polypyrrole (PPy)/zinc oxide (ZnO)/gold (Au) nanoparticles modified glassy carbon electrode (GCE) for simultaneous determination of ascorbic acid (AA), epinephrine (EP), and uric acid(UA).

TL;DR: In this article, the temperature dependence of room temperature ionic liquids differential capacitance was studied with both theoretical and computational methods, and it was found that these structures were dismantled with increasing temperature, as predicted by the mean-field theory.

TL;DR: In this paper, the hydrophobic polyvinylidene fluoride (PVDF) was doped in PbO 2 anode through coelectrodeposition method.

TL;DR: Ni@Pt (Ni-core, Pt-shell) nanoparticles deposited on surface of functionalized multi-walled carbon nanotubes (MWCNTs) have been prepared by a modified chemical co-reduction protocol and tested as promising electrocatalyst for methanol oxidation reaction (MOR) as discussed by the authors.

TL;DR: In this paper, a 2-nitrophenol (2-NP) sensor was fabricated with a thin-layer of synthesized graphene oxide/ZnO composites.

TL;DR: In this paper, a dopamine electrochemical sensor was fabricated by modifying the glassy carbon electrode with well-dispersed graphene and molybdenum disulfide hybrids.

TL;DR: In this article, the authors used reduced graphene oxide/gold nanoparticles composites (rGO/AuNPs composites) as a support material with CuO nanozyme as a catalyst.

TL;DR: In this article, the fabrication of copper oxide (CuO) on glassy carbon (GC) electrode by electrodeposition method using Cu-MOF was described, which was exploited for the determination of glucose and the application of the present method was exhibited by determining glucose in human blood serum sample.

TL;DR: In this paper, the NH2-MIL-88(Fe)-rGO composite was developed for the sensitive and selective detection of Cu2+, Pb2+ and Cd2+ ions.

TL;DR: An electrochemical sensor based on multi-walled carbon nanotubes and chitosan-nickel complex (MWCNTs/CTS-Ni) was fabricated by self-assembly technique for sensitive determination of metronidazole as mentioned in this paper.

TL;DR: In this paper, a graphene nanoplatelet-modified fluorine-doped tin oxide electrode (GNP/FTO) was developed for the simultaneous detection of dopamine (DA) and uric acid (UA) in the presence of ascorbic acid.

TL;DR: In this article, a new electrochemical sensor was developed and fabricated based upon the electrochemical polymerization of neutral red (NR) on the surface of carbon paste electrode (CPE), which shows electrocatalytic capability towards the simultaneous determination of catechol (CC) and hydroquinone (HQ) in presence of 0.2m phosphate buffer solution (PBS) at pH 7.4 with the scan rate of 50mV − 1.

TL;DR: In this paper, an electrochemical sensor has been developed for trace determination of As(III) in water resources using differential pulse anodic stripping voltammetry (DPASV), on the surface of screen printed electrode modified reduced graphene oxide-magnetic nanocomposite (rGO-Fe3O4/SPE).

TL;DR: In this paper, the performance of HRB400 carbon steel and three low-Cr steel rebars in alkaline solution simulating concrete pore solution with various pH and chlorides values was studied using cyclic voltammetry, potentiodynamic polarization, electrochemical impedance spectroscopy, and Mott-Schottky combined with scanning electron microscope as well as X-ray Diffraction.